import java.util.Scanner;
public class GuessNumber {
    public static void main(String [] args){
        Scanner scan = new Scanner(System.in);
        //1.生成答案数字
        int answer = (int)(Math.random()*100 + 1);
        int chances = 7;
        //2.接受玩家猜测的数字
        while (chances > 0){
            System.out.println("请猜一个1-100之间的整数(含1和100) ，" +
                    "你还有"+chances+"次机会,输入-1可结束本轮游戏:");
            int guess
            try{
                 guess =scan.nextInt();
            }catch (Exception e){
                System.out.println("请输入合法数字！");
                scan.next();
                continue;
            }


            //3.比较答案数字与猜测数字的关系
            if(guess== -1) {
                break;
            }else if((guess>answer)){
                System.out.println("大了!");
            }else if(guess<answer){
                System.out.println("小了!");
            }else {
                System.out.println("恭喜你！猜对啦!");
                break;
            }
            chances = chances - 1;
        }
        if (chances <= 0){
            System.out.println("你没有机会啦!");
        }


        //4.每猜一次就比较一次

    }
}
